Pencil sharpener



FIG. 1 is a perspective view of the pencil sharpener;

FIG. 2 is a top view of the pencil sharpener;

FIG. 3 is a bottom view of the pencil sharpener;

FIG. 4 is a side view of the pencil sharpener (all sides are identical); and,

FIG. 5 is a sectional view taken along the lines 5-5 in FIG. 4.

The article is a pencil sharpener for sharpening pencils. 

The ornamental design for a pencil sharpener, as shown and described. 